Komatsu SDA6D140E-3 User Manual

140-3 SERIES
11-25
STRUCTURE AND FUNCTION, MAINTENANCE STANDARD CYLINDER LINER
CYLINDER LINER
Unit: mm
No. Check item Criteria Remedy
1 Protrusion of cylinder liner Permissible range: 0.07 – 0.15
Replace cylinder
liner or cylinder
block
2
Inside diameter of cylinder
liner
Standard size Tolerance Repair limit
Replace cylinder
liner
140
+0.040
0
140.14
Roundness of cylinder liner Repair limit: 0.02
Cylindricity of cylinder liner Repair limit: 0.02
3
Outside diameter of cylinder
liner (Counter bore)
Standard size Tolerance
170.2
0
–0.10
Clearance between cylinder
liner and block
(Counter bore)
Standard: 0 – 0.163
Replace cylinder
liner or cylinder
block
4
Outside diameter of cylinder
liner (Counter bore bottom)
Standard size Tolerance
Replace cylinder
liner
161.2
+0.090
+0.050
Interference between
cylinder liner and block
(Counter bore bottom)
Standard interference Interference limit Replace cylinder
liner or cylinder
block, or repair
0.02 – 0.12 Min. 0.02
5
Outside diameter of cylinder
liner (O-ring)
Standard size Tolerance
Replace cylinder
liner
158
–0.073
–0.103
Clearance between cylinder
liner and block (O-ring)
Standard: 0.024 – 0.089
Replace cylinder
liner or cylinder
block

Komatsu SDA6D140E-3 Specifications

General

Brand	Komatsu
Model	SDA6D140E-3
Category	Engine
Language	English